package com.atguigu.gulimall.order.service.impl;

import com.atguigu.gulimall.order.entity.OrderReturnReasonEntity;
import com.rabbitmq.client.Channel;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.core.MessageProperties;
import org.springframework.amqp.rabbit.annotation.RabbitHandler;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Map;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.Query;

import com.atguigu.gulimall.order.dao.OrderItemDao;
import com.atguigu.gulimall.order.entity.OrderItemEntity;
import com.atguigu.gulimall.order.service.OrderItemService;

//@RabbitListener(queues = {"hello-java-queue"})
@Service("orderItemService")
public class OrderItemServiceImpl extends ServiceImpl<OrderItemDao, OrderItemEntity> implements OrderItemService {

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<OrderItemEntity> page = this.page(
                new Query<OrderItemEntity>().getPage(params),
                new QueryWrapper<OrderItemEntity>()
        );

        return new PageUtils(page);
    }
    /**
     * queues：声明需要监听的队列
     * channel：当前传输数据的通道
     */
//    @RabbitListener(queues = {"hello-java-queue"})
//  @RabbitHandler
//    public void revieveMessage(Message message, Channel channel,
//                               OrderReturnReasonEntity content) {
//        //拿到主体内容
//        byte[] body = message.getBody();
//        //拿到的消息头属性信息
//        MessageProperties messageProperties = message.getMessageProperties();
//        System.out.println("接受到的消息...内容" + message + "===内容：" + content);
//        //channel内按顺序自增的
//        long deliveryTag = message.getMessageProperties().getDeliveryTag();
//        //签收货物,非批量模式
//        try {
//            if (deliveryTag%2==0){
//                channel.basicAck(deliveryTag,false);
//                System.out.println("签收了");
//            }else{
//                //退货
//                /**
//                 * 参数一
//                 * 参数二 是否批量拒绝
//                 * 参数三 是否丢弃 true 重新给服务器 false 直接丢弃
//                 */
//                channel.basicNack(deliveryTag,false,false);
////                channel.basicReject();
//                System.out.println("没签收");
//            }
//        } catch (IOException e) {
//            //网络中断
//            e.printStackTrace();
//        }
//    }

//    @RabbitListener(queues = {"hello-java-queue"})
//    public void revieveMessage(Object message){
//        System.out.println("接受到的消息...内容" + message + "===内容：" + message);
//
//    }


    }